code: def testNodesTestNodeAndTestNode(self):
      self.runNodesTest("TestNode", "TestNode")
  
file_path: nupic-legacy/tests/integration/nupic/engine/network_testnode_interchangeability.py
imports: import logging
  import unittest2
  from nupic.engine import Network, Dimensions
label_desc: Use image node_id 3 for calling the NetworkTestNodeInterchangeabilityTest obj's underlying member method code with example usage: obj.testNodesTestNodeAndTestNode() without return types